1112124143 has 8 divisors (see below), whose sum is σ = 1202645136. Its totient is φ = 1022313600.

The previous prime is 1112124113. The next prime is 1112124151. The reversal of 1112124143 is 3414212111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112124143 - 2³⁰ = 38382319 is a prime.

It is a super-3 number, since 3×1112124143³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112124113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174353 + ... + 180618.

It is an arithmetic number, because the mean of its divisors is an integer number (150330642).

Almost surely, 2^1112124143 is an apocalyptic number.

1112124143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1112124143 is a deficient number, since it is larger than the sum of its proper divisors (90520993).

1112124143 is a wasteful number, since it uses less digits than its factorization.

1112124143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355225.

The product of its digits is 192, while the sum is 20.

The square root of 1112124143 is about 33348.5253497062. The cubic root of 1112124143 is about 1036.0588455988.

Adding to 1112124143 its reverse (3414212111), we get a palindrome (4526336254).

The spelling of 1112124143 in words is "one billion, one hundred twelve million, one hundred twenty-four thousand, one hundred forty-three".